Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7762897 | Apparatus for producing a fire special effect | Rockne Hall, Donald Simon | 2010-07-27 |
| 6953401 | Apparatus for producing a fire special effect | — | 2005-10-11 |
| 6802782 | Apparatus for producing a fire special effect | Rockne Hall | 2004-10-12 |
| 6250570 | Variable pattern nozzle | Alan S. Robinson | 2001-06-26 |
| 6119955 | Method and apparatus for producing liquid projectiles | — | 2000-09-19 |
| 5381956 | Self activating falling water display | Alan S. Robinson | 1995-01-17 |